Last updated: May 6, 2024
Under the Köppen–Geiger climate classification Manaus features a tropical rainforest climate (Af).Temperatures typically range between 26 °C (79 °F) and 28 °C (83 °F) through the year, but rarely can drop to 21 °C (70 °F) or can rise to as high as 37 °C (99 °F).The average annual precipitation amounts to about 2640 mm (104.0 inches) and receives 275 rainy days on the 1 mm (0.04 inches) threshold annually.Manaus enjoys an average of 3184 hours of sunshine throughout the year, and daylight varies from 11 hours 56 minutes to 12 hours 17 minutes per day.
The warmest months in Manaus are August, September and October, with daily mean temperatures ranging from 28 to 28 °C (82 - 83 °F) throughout the day. The coldest temperatures usually occur in January, February and April, when daily mean temperatures range from 26 to 26 °C (79 - 79 °F) throughout the day. On average each year, Manaus experiences 329 days above 25 °C (77.0 °F) and 0 days below 0 °C (32.0 °F).
Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
---|---|---|---|---|---|---|---|---|---|---|---|---|
Maximum | 34°C (93°F) | 33°C (92°F) | 33°C (93°F) | 33°C (92°F) | 34°C (93°F) | 33°C (91°F) | 34°C (93°F) | 36°C (98°F) | 36°C (98°F) | 37°C (99°F) | 35°C (96°F) | 34°C (93°F) |
Mean maximum | 33°C (91°F) | 32°C (90°F) | 33°C (92°F) | 32°C (90°F) | 32°C (91°F) | 32°C (89°F) | 33°C (92°F) | 35°C (96°F) | 35°C (96°F) | 35°C (95°F) | 34°C (94°F) | 33°C (91°F) |
Average high | 30°C (86°F) | 30°C (86°F) | 30°C (86°F) | 30°C (86°F) | 30°C (86°F) | 30°C (87°F) | 31°C (88°F) | 33°C (91°F) | 33°C (91°F) | 32°C (90°F) | 31°C (88°F) | 30°C (86°F) |
Daily mean | 26°C (79°F) | 26°C (79°F) | 26°C (80°F) | 26°C (79°F) | 26°C (80°F) | 27°C (80°F) | 27°C (81°F) | 28°C (82°F) | 28°C (83°F) | 28°C (82°F) | 27°C (81°F) | 26°C (79°F) |
Average low | 24°C (75°F) | 24°C (75°F) | 24°C (75°F) | 24°C (75°F) | 24°C (75°F) | 24°C (75°F) | 24°C (75°F) | 24°C (76°F) | 24°C (76°F) | 24°C (76°F) | 24°C (76°F) | 24°C (75°F) |
Mean minimum | 22°C (72°F) | 23°C (73°F) | 22°C (73°F) | 23°C (73°F) | 23°C (73°F) | 23°C (73°F) | 22°C (72°F) | 22°C (73°F) | 23°C (73°F) | 22°C (73°F) | 23°C (74°F) | 22°C (72°F) |
Minimum | 22°C (71°F) | 22°C (72°F) | 22°C (72°F) | 22°C (72°F) | 22°C (72°F) | 22°C (72°F) | 21°C (70°F) | 22°C (72°F) | 22°C (73°F) | 22°C (71°F) | 23°C (73°F) | 22°C (72°F) |
Compare temperature, precipitation, sunshine, UV index in Manaus, Brazil with other places around the world.
Manaus usually has the most precipitation in March, April and December, with an average of 28 rainy days and 349 mm (13.7 inches) of precipitation per month.The driest months in Manaus are July, August and September. On average, 87 mm (3.4 inches) of precipitation falls during these months.
Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
---|---|---|---|---|---|---|---|---|---|---|---|---|
Average precipitation mm (inches) | 238 (9.4) | 242 (9.5) | 349 (13.7) | 341 (13.4) | 316 (12.5) | 147 (5.8) | 87 (3.4) | 59 (2.3) | 116 (4.6) | 171 (6.7) | 219 (8.6) | 356 (14.0) |
Average precipitation days (≥ 1 mm) | 23 | 24 | 28 | 29 | 29 | 22 | 16 | 13 | 17 | 20 | 25 | 29 |
The sunniest months in Manaus are July, August and September, when the sun shines an average of 10 hours 26 minutes a day.Least sunny months in Manaus: January, February and April receive an average of 7 hours 1 minutes of sunshine daily.
Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
---|---|---|---|---|---|---|---|---|---|---|---|---|
Mean monthly sunshine hours | 205 | 207 | 242 | 219 | 271 | 298 | 327 | 323 | 309 | 293 | 253 | 230 |
Mean daily daylight hours | 12h 15m | 12h 11m | 12h 6m | 12h 1m | 11h 57m | 11h 56m | 11h 56m | 12h 0m | 12h 4m | 12h 9m | 12h 14m | 12h 17m |
Manaus experiences the highest level of ultraviolet (UV) radiation in February, March and April, when the maximum UV index can reach values of 16 - 16, which corresponds to the Extreme category of sun exposure.June, July and August are in the Extreme exposure category. In these months, the maximum values of the UV index do not exceed 12. For more detailed information, check out our hourly Manaus UV Index data.
Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
---|---|---|---|---|---|---|---|---|---|---|---|---|
UV Index (month maximum) | 15 | 16 | 16 | 16 | 13 | 12 | 11 | 11 | 13 | 13 | 14 | 13 |